[2] | 1 | /*--------------------------------------------------| |
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| 2 | | dTree 2.05 | www.destroydrop.com/javascript/tree/ | |
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| 3 | |---------------------------------------------------| |
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| 4 | | Copyright (c) 2002-2003 Geir Landrö | |
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| 5 | | | |
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| 6 | | This script can be used freely as long as all | |
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| 7 | | copyright messages are intact. | |
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| 8 | | | |
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| 9 | | Updated: 17.04.2003 | |
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| 10 | |--------------------------------------------------*/ |
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| 11 | |
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| 12 | |
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| 13 | // modified for egw 29-12-03 ndee |
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| 14 | // 27-01-04 ndee: amended function dtree() with parameter for php based icondir |
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| 15 | |
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| 16 | // Node object |
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| 17 | function Node(id, pid, name, url, urlClick, urlOut, title, target, icon, iconOpen, open) { |
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| 18 | this.id = id; |
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| 19 | this.pid = pid; |
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| 20 | this.name = name; |
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| 21 | this.url = url; |
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| 22 | this.urlClick = urlClick; |
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| 23 | this.urlOut = urlOut; |
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| 24 | this.title = title; |
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| 25 | this.target = target; |
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| 26 | this.icon = icon; |
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| 27 | this.iconOpen = iconOpen; |
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| 28 | this._io = open || false; |
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| 29 | this._is = false; |
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| 30 | this._ls = false; |
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| 31 | this._hc = false; |
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| 32 | this._ai = 0; |
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| 33 | this._p; |
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| 34 | }; |
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| 35 | |
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| 36 | |
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| 37 | // Tree object |
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| 38 | function dTree(objName,icondir) { |
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| 39 | iconPath = (icondir !='') ? icondir : '/egroupware/phpgwapi/templates/default/images'; |
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| 40 | this.icon = { |
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| 41 | root : iconPath+'/foldertree_base.gif', |
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| 42 | folder : iconPath+'/foldertree_folder.gif', |
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| 43 | folderOpen : iconPath+'/foldertree_folderopen.gif', |
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| 44 | node : iconPath+'/foldertree_folder.gif', |
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| 45 | empty : iconPath+'/foldertree_empty.gif', |
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| 46 | line : iconPath+'/foldertree_line.gif', |
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| 47 | join : iconPath+'/foldertree_join.gif', |
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| 48 | joinBottom : iconPath+'/foldertree_joinbottom.gif', |
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| 49 | plus : iconPath+'/foldertree_plus.gif', |
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| 50 | plusBottom : iconPath+'/foldertree_plusbottom.gif', |
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| 51 | minus : iconPath+'/foldertree_minus.gif', |
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| 52 | minusBottom : iconPath+'/foldertree_minusbottom.gif', |
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| 53 | nlPlus : iconPath+'/foldertree_nolines_plus.gif', |
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| 54 | nlMinus : iconPath+'/foldertree_nolines_minus.gif' |
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| 55 | }; |
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| 56 | |
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| 57 | |
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| 58 | this.config = { |
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| 59 | target : null, |
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| 60 | folderLinks : true, |
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| 61 | useSelection : true, |
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| 62 | useCookies : true, |
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| 63 | useLines : true, |
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| 64 | useIcons : true, |
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| 65 | useStatusText : false, //must be set to false for drag and drop! change-me! |
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| 66 | closeSameLevel : false, |
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| 67 | inOrder : false, |
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| 68 | useJSCode : true |
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| 69 | } |
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| 70 | |
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| 71 | this.obj = objName; |
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| 72 | this.aNodes = []; |
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| 73 | this.aIndent = []; |
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| 74 | this.root = new Node(-1); |
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| 75 | this.selectedNode = null; |
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| 76 | this.selectedFound = false; |
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| 77 | this.completed = false; |
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| 78 | }; |
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| 79 | |
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| 80 | // Adds a new node to the node array |
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| 81 | dTree.prototype.add = function(id, pid, name, url, urlClick, urlOut, title, target, icon, iconOpen, open) { |
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| 82 | this.aNodes[this.aNodes.length] = new Node(id, pid, name, url, urlClick, urlOut, title, target, icon, iconOpen, open); |
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| 83 | }; |
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| 84 | |
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| 85 | // Open/close all nodes |
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| 86 | dTree.prototype.openAll = function() { |
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| 87 | this.oAll(true); |
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| 88 | }; |
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| 89 | dTree.prototype.closeAll = function() { |
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| 90 | this.oAll(false); |
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| 91 | }; |
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| 92 | |
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| 93 | // Outputs the tree to the page |
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| 94 | dTree.prototype.toString = function() { |
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| 95 | var str = '<div class="dtree">\n'; |
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| 96 | if (document.getElementById) { |
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| 97 | if (this.config.useCookies) this.selectedNode = this.getSelected(); |
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| 98 | str += this.addNode(this.root); |
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| 99 | } else str += 'Browser not supported.'; |
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| 100 | str += '</div>'; |
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| 101 | if (!this.selectedFound) this.selectedNode = null; |
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| 102 | this.completed = true; |
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| 103 | return str; |
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| 104 | }; |
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| 105 | |
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| 106 | // Creates the tree structure |
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| 107 | dTree.prototype.addNode = function(pNode) { |
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| 108 | var str = ''; |
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| 109 | var n=0; |
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| 110 | if (this.config.inOrder) n = pNode._ai; |
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| 111 | for (n; n<this.aNodes.length; n++) { |
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| 112 | if (this.aNodes[n].pid == pNode.id) { |
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| 113 | var cn = this.aNodes[n]; |
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| 114 | cn._p = pNode; |
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| 115 | cn._ai = n; |
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| 116 | this.setCS(cn); |
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| 117 | if (!cn.target && this.config.target) cn.target = this.config.target; |
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| 118 | if (cn._hc && !cn._io && this.config.useCookies) cn._io = this.isOpen(cn.id); |
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| 119 | if (!this.config.folderLinks && cn._hc) cn.url = null; |
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| 120 | if (this.config.useSelection && cn.id == this.selectedNode && !this.selectedFound) { |
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| 121 | cn._is = true; |
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| 122 | this.selectedNode = n; |
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| 123 | this.selectedFound = true; |
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| 124 | } |
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| 125 | str += this.node(cn, n); |
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| 126 | if (cn._ls) break; |
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| 127 | } |
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| 128 | } |
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| 129 | return str; |
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| 130 | }; |
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| 131 | |
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| 132 | // Creates the node icon, url and text |
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| 133 | dTree.prototype.node = function(node, nodeId) { |
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| 134 | var str = '<div class="dTreeNode">' + this.indent(node, nodeId); |
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| 135 | if (this.config.useIcons) { |
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| 136 | if (!node.icon) node.icon = (this.root.id == node.pid) ? this.icon.root : ((node._hc) ? this.icon.folder : this.icon.node); |
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| 137 | if (!node.iconOpen) node.iconOpen = (node._hc) ? this.icon.folderOpen : this.icon.node; |
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| 138 | if (this.root.id == node.pid) { |
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| 139 | |
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| 140 | // commented, so we dont have all same root icons (NDEE) |
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| 141 | //node.icon = this.icon.root; |
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| 142 | node.iconOpen = this.icon.root; |
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| 143 | } |
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| 144 | str += '<img id="i' + this.obj + nodeId + '" src="' + ((node._io) ? node.iconOpen : node.icon) + '" alt="" />'; |
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| 145 | } |
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| 146 | if (node.url) { |
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| 147 | str += '<a id="s' + this.obj + nodeId + '" class="' + ((this.config.useSelection) ? ((node._is ? 'nodeSel' : 'node')) : 'node') + '" href="' + node.url + '"'; |
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| 148 | if (node.title) str += ' title="' + node.title + '"'; |
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| 149 | if (node.target) str += ' target="' + node.target + '"'; |
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| 150 | if (this.config.useStatusText) str += ' onmouseover="window.status=\'' + node.title + '\';return true;" onmouseout="window.status=\'\';return true;" '; |
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| 151 | |
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| 152 | // added 02-01-03 NDEE |
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| 153 | // for easier JS code in links |
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| 154 | |
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| 155 | //if (this.config.useJSCode) str += ' onClick="alert(\'' + node.urlClick + '\');return true;"'; |
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| 156 | if (this.config.useJSCode) str += ' onClick="' + node.urlClick + '"'; |
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| 157 | if (this.config.useJSCode) str += ' onMouseOut="' + node.urlOut + '"'; |
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| 158 | if (this.config.useSelection && ((node._hc && this.config.folderLinks) || !node._hc)) |
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| 159 | str += ' onclick="javascript: ' + this.obj + '.s(' + nodeId + ');"'; |
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| 160 | str += '>'; |
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| 161 | } |
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| 162 | else if ((!this.config.folderLinks || !node.url) && node._hc && node.pid != this.root.id) |
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| 163 | str += '<a href="javascript: ' + this.obj + '.o(' + nodeId + ');" class="node">'; |
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| 164 | str += node.name; |
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| 165 | if (node.url || ((!this.config.folderLinks || !node.url) && node._hc)) str += '</a>'; |
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| 166 | str += '</div>'; |
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| 167 | if (node._hc) { |
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| 168 | str += '<div id="d' + this.obj + nodeId + '" class="clip" style="display:' + ((this.root.id == node.pid || node._io) ? 'block' : 'none') + ';">'; |
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| 169 | str += this.addNode(node); |
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| 170 | str += '</div>'; |
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| 171 | } |
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| 172 | this.aIndent.pop(); |
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| 173 | return str; |
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| 174 | }; |
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| 175 | |
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| 176 | // Adds the empty and line icons |
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| 177 | dTree.prototype.indent = function(node, nodeId) { |
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| 178 | var str = ''; |
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| 179 | if (this.root.id != node.pid) { |
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| 180 | for (var n=0; n<this.aIndent.length; n++) |
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| 181 | str += '<img src="' + ( (this.aIndent[n] == 1 && this.config.useLines) ? this.icon.line : this.icon.empty ) + '" alt="" />'; |
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| 182 | (node._ls) ? this.aIndent.push(0) : this.aIndent.push(1); |
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| 183 | if (node._hc) { |
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| 184 | str += '<a href="javascript: ' + this.obj + '.o(' + nodeId + ');"><img id="j' + this.obj + nodeId + '" src="'; |
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| 185 | if (!this.config.useLines) str += (node._io) ? this.icon.nlMinus : this.icon.nlPlus; |
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| 186 | else str += ( (node._io) ? ((node._ls && this.config.useLines) ? this.icon.minusBottom : this.icon.minus) : ((node._ls && this.config.useLines) ? this.icon.plusBottom : this.icon.plus ) ); |
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| 187 | str += '" alt="" /></a>'; |
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| 188 | } else str += '<img src="' + ( (this.config.useLines) ? ((node._ls) ? this.icon.joinBottom : this.icon.join ) : this.icon.empty) + '" alt="" />'; |
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| 189 | } |
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| 190 | return str; |
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| 191 | }; |
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| 192 | |
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| 193 | // Checks if a node has any children and if it is the last sibling |
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| 194 | dTree.prototype.setCS = function(node) { |
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| 195 | var lastId; |
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| 196 | for (var n=0; n<this.aNodes.length; n++) { |
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| 197 | if (this.aNodes[n].pid == node.id) node._hc = true; |
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| 198 | if (this.aNodes[n].pid == node.pid) lastId = this.aNodes[n].id; |
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| 199 | } |
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| 200 | if (lastId==node.id) node._ls = true; |
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| 201 | }; |
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| 202 | |
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| 203 | // Returns the selected node |
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| 204 | dTree.prototype.getSelected = function() { |
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| 205 | var sn = this.getCookie('cs' + this.obj); |
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| 206 | return (sn) ? sn : null; |
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| 207 | }; |
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| 208 | |
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| 209 | // Highlights the selected node |
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| 210 | dTree.prototype.s = function(id) { |
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| 211 | if (!this.config.useSelection) return; |
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| 212 | var cn = this.aNodes[id]; |
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| 213 | if (cn._hc && !this.config.folderLinks) return; |
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| 214 | if (this.selectedNode != id) { |
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| 215 | if (this.selectedNode || this.selectedNode==0) { |
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| 216 | eOld = document.getElementById("s" + this.obj + this.selectedNode); |
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| 217 | eOld.className = "node"; |
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| 218 | } |
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| 219 | eNew = document.getElementById("s" + this.obj + id); |
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| 220 | eNew.className = "nodeSel"; |
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| 221 | this.selectedNode = id; |
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| 222 | if (this.config.useCookies) this.setCookie('cs' + this.obj, cn.id); |
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| 223 | } |
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| 224 | }; |
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| 225 | |
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| 226 | // Toggle Open or close |
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| 227 | dTree.prototype.o = function(id) { |
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| 228 | var cn = this.aNodes[id]; |
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| 229 | this.nodeStatus(!cn._io, id, cn._ls); |
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| 230 | cn._io = !cn._io; |
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| 231 | if (this.config.closeSameLevel) this.closeLevel(cn); |
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| 232 | if (this.config.useCookies) this.updateCookie(); |
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| 233 | }; |
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| 234 | |
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| 235 | // Open or close all nodes |
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| 236 | dTree.prototype.oAll = function(status) { |
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| 237 | for (var n=0; n<this.aNodes.length; n++) { |
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| 238 | if (this.aNodes[n]._hc && this.aNodes[n].pid != this.root.id) { |
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| 239 | this.nodeStatus(status, n, this.aNodes[n]._ls) |
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| 240 | this.aNodes[n]._io = status; |
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| 241 | } |
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| 242 | } |
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| 243 | if (this.config.useCookies) this.updateCookie(); |
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| 244 | }; |
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| 245 | |
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| 246 | // Opens the tree to a specific node |
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| 247 | dTree.prototype.openTo = function(nId, bSelect, bFirst) { |
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| 248 | if (!bFirst) { |
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| 249 | for (var n=0; n<this.aNodes.length; n++) { |
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| 250 | if (this.aNodes[n].id == nId) { |
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| 251 | nId=n; |
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| 252 | break; |
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| 253 | } |
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| 254 | } |
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| 255 | } |
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| 256 | var cn=this.aNodes[nId]; |
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| 257 | if (cn.pid==this.root.id || !cn._p) return; |
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| 258 | cn._io = true; |
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| 259 | cn._is = bSelect; |
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| 260 | if (this.completed && cn._hc) this.nodeStatus(true, cn._ai, cn._ls); |
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| 261 | if (this.completed && bSelect) this.s(cn._ai); |
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| 262 | else if (bSelect) this._sn=cn._ai; |
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| 263 | this.openTo(cn._p._ai, false, true); |
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| 264 | }; |
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| 265 | |
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| 266 | // Closes all nodes on the same level as certain node |
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| 267 | dTree.prototype.closeLevel = function(node) { |
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| 268 | for (var n=0; n<this.aNodes.length; n++) { |
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| 269 | if (this.aNodes[n].pid == node.pid && this.aNodes[n].id != node.id && this.aNodes[n]._hc) { |
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| 270 | this.nodeStatus(false, n, this.aNodes[n]._ls); |
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| 271 | this.aNodes[n]._io = false; |
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| 272 | this.closeAllChildren(this.aNodes[n]); |
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| 273 | } |
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| 274 | } |
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| 275 | } |
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| 276 | |
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| 277 | // Closes all children of a node |
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| 278 | dTree.prototype.closeAllChildren = function(node) { |
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| 279 | for (var n=0; n<this.aNodes.length; n++) { |
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| 280 | if (this.aNodes[n].pid == node.id && this.aNodes[n]._hc) { |
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| 281 | if (this.aNodes[n]._io) this.nodeStatus(false, n, this.aNodes[n]._ls); |
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| 282 | this.aNodes[n]._io = false; |
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| 283 | this.closeAllChildren(this.aNodes[n]); |
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| 284 | } |
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| 285 | } |
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| 286 | } |
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| 287 | |
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| 288 | // Change the status of a node(open or closed) |
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| 289 | dTree.prototype.nodeStatus = function(status, id, bottom) { |
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| 290 | eDiv = document.getElementById('d' + this.obj + id); |
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| 291 | eJoin = document.getElementById('j' + this.obj + id); |
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| 292 | if (this.config.useIcons) { |
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| 293 | eIcon = document.getElementById('i' + this.obj + id); |
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| 294 | eIcon.src = (status) ? this.aNodes[id].iconOpen : this.aNodes[id].icon; |
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| 295 | } |
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| 296 | eJoin.src = (this.config.useLines)? |
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| 297 | ((status)?((bottom)?this.icon.minusBottom:this.icon.minus):((bottom)?this.icon.plusBottom:this.icon.plus)): |
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| 298 | ((status)?this.icon.nlMinus:this.icon.nlPlus); |
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| 299 | eDiv.style.display = (status) ? 'block': 'none'; |
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| 300 | }; |
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| 301 | |
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| 302 | |
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| 303 | // [Cookie] Clears a cookie |
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| 304 | dTree.prototype.clearCookie = function() { |
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| 305 | var now = new Date(); |
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| 306 | var yesterday = new Date(now.getTime() - 1000 * 60 * 60 * 24); |
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| 307 | this.setCookie('co'+this.obj, 'cookieValue', yesterday); |
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| 308 | this.setCookie('cs'+this.obj, 'cookieValue', yesterday); |
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| 309 | }; |
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| 310 | |
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| 311 | // [Cookie] Sets value in a cookie |
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| 312 | dTree.prototype.setCookie = function(cookieName, cookieValue, expires, path, domain, secure) { |
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| 313 | document.cookie = |
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| 314 | escape(cookieName) + '=' + escape(cookieValue) |
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| 315 | + (expires ? '; expires=' + expires.toGMTString() : '') |
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| 316 | + (path ? '; path=' + path : '') |
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| 317 | + (domain ? '; domain=' + domain : '') |
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| 318 | + (secure ? '; secure' : ''); |
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| 319 | }; |
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| 320 | |
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| 321 | // [Cookie] Gets a value from a cookie |
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| 322 | dTree.prototype.getCookie = function(cookieName) { |
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| 323 | var cookieValue = ''; |
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| 324 | var posName = document.cookie.indexOf(escape(cookieName) + '='); |
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| 325 | if (posName != -1) { |
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| 326 | var posValue = posName + (escape(cookieName) + '=').length; |
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| 327 | var endPos = document.cookie.indexOf(';', posValue); |
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| 328 | if (endPos != -1) cookieValue = unescape(document.cookie.substring(posValue, endPos)); |
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| 329 | else cookieValue = unescape(document.cookie.substring(posValue)); |
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| 330 | } |
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| 331 | return (cookieValue); |
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| 332 | }; |
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| 333 | |
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| 334 | // [Cookie] Returns ids of open nodes as a string |
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| 335 | dTree.prototype.updateCookie = function() { |
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| 336 | var str = ''; |
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| 337 | for (var n=0; n<this.aNodes.length; n++) { |
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| 338 | if (this.aNodes[n]._io && this.aNodes[n].pid != this.root.id) { |
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| 339 | if (str) str += '.'; |
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| 340 | str += this.aNodes[n].id; |
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| 341 | } |
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| 342 | } |
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| 343 | this.setCookie('co' + this.obj, str); |
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| 344 | }; |
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| 345 | |
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| 346 | // [Cookie] Checks if a node id is in a cookie |
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| 347 | dTree.prototype.isOpen = function(id) { |
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| 348 | var aOpen = this.getCookie('co' + this.obj).split('.'); |
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| 349 | for (var n=0; n<aOpen.length; n++) |
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| 350 | if (aOpen[n] == id) return true; |
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| 351 | return false; |
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| 352 | }; |
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| 353 | |
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| 354 | // If Push and pop is not implemented by the browser |
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| 355 | if (!Array.prototype.push) { |
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| 356 | Array.prototype.push = function array_push() { |
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| 357 | for(var i=0;i<arguments.length;i++) |
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| 358 | this[this.length]=arguments[i]; |
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| 359 | return this.length; |
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| 360 | } |
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| 361 | }; |
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| 362 | if (!Array.prototype.pop) { |
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| 363 | Array.prototype.pop = function array_pop() { |
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| 364 | lastElement = this[this.length-1]; |
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| 365 | this.length = Math.max(this.length-1,0); |
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| 366 | return lastElement; |
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| 367 | } |
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| 368 | }; |
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